1258723
This number is a prime.
Prime basenumber p of a palindromic pentagonal of length 13 {p(3p - 1)/2 = 2376574756732}. [De Geest]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
Prime basenumber p of a palindromic pentagonal of length 13 {p(3p - 1)/2 = 2376574756732}. [De Geest]